diff --git a/sources/tech/20161227 The Dos and Donts of Writing Test cases in Android.md b/sources/tech/20161227 The Dos and Donts of Writing Test cases in Android.md
index 8a29a4c7e8..b0741dc920 100644
--- a/sources/tech/20161227 The Dos and Donts of Writing Test cases in Android.md	
+++ b/sources/tech/20161227 The Dos and Donts of Writing Test cases in Android.md	
@@ -1,3 +1,4 @@
+translating by kokialoves
 The Do’s and Don’ts of Writing Test cases in Android.
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